On Sun, Nov 25, 2018 at 07:33:33PM +0100, Thomas Gleixner wrote:
> If enhanced IBRS is active, STIBP is redundant for mitigating Spectre v2
> user space exploits from hyperthread sibling.
>
> Disable STIBP when enhanced IBRS is used.
Reviewed-by: Konrad Rzeszutek Wilk
Thank you!
>
>
On Sun, Nov 25, 2018 at 07:33:33PM +0100, Thomas Gleixner wrote:
> If enhanced IBRS is active, STIBP is redundant for mitigating Spectre v2
> user space exploits from hyperthread sibling.
>
> Disable STIBP when enhanced IBRS is used.
Reviewed-by: Konrad Rzeszutek Wilk
Thank you!
>
>
If enhanced IBRS is active, STIBP is redundant for mitigating Spectre v2
user space exploits from hyperthread sibling.
Disable STIBP when enhanced IBRS is used.
Signed-off-by: Tim Chen
Signed-off-by: Thomas Gleixner
---
arch/x86/kernel/cpu/bugs.c |7 +++
1 file changed, 7
If enhanced IBRS is active, STIBP is redundant for mitigating Spectre v2
user space exploits from hyperthread sibling.
Disable STIBP when enhanced IBRS is used.
Signed-off-by: Tim Chen
Signed-off-by: Thomas Gleixner
---
arch/x86/kernel/cpu/bugs.c |7 +++
1 file changed, 7
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